{"id":19740,"date":"2024-04-01T14:10:05","date_gmt":"2024-04-01T13:10:05","guid":{"rendered":"https:\/\/www.arhns.uns.ac.rs\/givsf\/?p=19740"},"modified":"2024-07-13T11:23:20","modified_gmt":"2024-07-13T10:23:20","slug":"modelovanje-zakrivljenih-povrsi-i-njihova-fabrikacija-pomocu-kerf-bending-tehnike-savijanja-drveta-faza-2","status":"publish","type":"post","link":"https:\/\/www.arhns.uns.ac.rs\/givsf\/modelovanje-zakrivljenih-povrsi-i-njihova-fabrikacija-pomocu-kerf-bending-tehnike-savijanja-drveta-faza-2\/","title":{"rendered":"Modelovanje zakrivljenih povr\u0161i i njihova fabrikacija od lepenke &#8211; faza 2"},"content":{"rendered":"<p><strong>Ispitivanje pona\u0161anja materijala kroz razli\u010dite \u0161ablone zasecanja (wood folding)<\/strong><\/p>\n<p>Uzorci plo\u010dice dimenzija 19x19cm (lepenke 2mm i medijapan 2,5mm) se zasecaju po istom \u0161ablonu i uporedno analiziraju. Glavni kriterijumi po kojima se ocenjuje kvalitet datog materijala :<\/p>\n<ol>\n<li>fleksibilnos materijala<\/li>\n<li>lako\u0107a obrade<\/li>\n<li>estetske karakteristike<\/li>\n<\/ol>\n<p>kori\u0161\u0107eni \u0161abloni:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-20814\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/26-298x300.png\" alt=\"2\" width=\"230\" height=\"232\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/26-298x300.png 298w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/26-150x150.png 150w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/26-32x32.png 32w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/26-64x64.png 64w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/26-96x96.png 96w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/26-128x128.png 128w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/26.png 531w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\u0161ablon 1 &#8211; vertikalni prorezi na 0,5 cm<\/p>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.072.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-20805\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.072-300x225.jpeg\" alt=\"\u0161ablon2\" width=\"275\" height=\"206\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.072-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.072-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.072.jpeg 2000w\" sizes=\"auto, (max-width: 275px) 100vw, 275px\" \/><\/a><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.08.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-20806\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.08-300x225.jpeg\" alt=\"\u0161ablon2a\" width=\"276\" height=\"207\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.08-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.08-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.08.jpeg 2000w\" sizes=\"auto, (max-width: 276px) 100vw, 276px\" \/><\/a><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/19.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-20813\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/19-300x294.png\" alt=\"1\" width=\"240\" height=\"235\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/19-300x294.png 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/19-32x32.png 32w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/19-64x64.png 64w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/19.png 621w\" sizes=\"auto, (max-width: 240px) 100vw, 240px\" \/><\/a>\u0161ablon 2- vertikalni prorezi na 1 cm<a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.06.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-20803\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.06-300x225.jpeg\" alt=\"\u0161ablon 1\" width=\"276\" height=\"207\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.06-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.06-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.06.jpeg 2000w\" sizes=\"auto, (max-width: 276px) 100vw, 276px\" \/><\/a><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.07.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-20804\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.07-300x225.jpeg\" alt=\"\u0161ablon1a\" width=\"275\" height=\"206\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.07-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.07-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.07.jpeg 2000w\" sizes=\"auto, (max-width: 275px) 100vw, 275px\" \/><\/a><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-20815\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/34-300x300.png\" alt=\"3\" width=\"235\" height=\"235\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/34-300x300.png 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/34-150x150.png 150w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/34-32x32.png 32w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/34-64x64.png 64w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/34-96x96.png 96w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/34-128x128.png 128w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/34.png 531w\" sizes=\"auto, (max-width: 235px) 100vw, 235px\" \/>\u0161ablon 3- kosi prorezi na 1 cm<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-00.50.33.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-20807\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-00.50.33-300x225.jpeg\" alt=\" \u0161ablon3\" width=\"277\" height=\"208\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-00.50.33-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-00.50.33-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-00.50.33.jpeg 2000w\" sizes=\"auto, (max-width: 277px) 100vw, 277px\" \/><\/a><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-01.34.36.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-20808\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-01.34.36-300x225.jpeg\" alt=\"\u0161ablon 4\" width=\"277\" height=\"208\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-01.34.36-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-01.34.36-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-01.34.36.jpeg 2000w\" sizes=\"auto, (max-width: 277px) 100vw, 277px\" \/><\/a><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-20816\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/43-297x300.png\" alt=\"4\" width=\"239\" height=\"241\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/43-297x300.png 297w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/43-150x150.png 150w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/43-32x32.png 32w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/43-64x64.png 64w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/43-96x96.png 96w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/43-128x128.png 128w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/43.png 522w\" sizes=\"auto, (max-width: 239px) 100vw, 239px\" \/>\u0161ablon 4 &#8211; kosi prorezi na 2 cm<\/p>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.092.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-20811\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.092-300x225.jpeg\" alt=\"sblon5a\" width=\"279\" height=\"209\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.092-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.092-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.092.jpeg 2000w\" sizes=\"auto, (max-width: 279px) 100vw, 279px\" \/><\/a><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.093.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-20809\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.093-300x225.jpeg\" alt=\"\u0161ablon5\" width=\"276\" height=\"207\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.093-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.093-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-10-at-23.47.093.jpeg 2000w\" sizes=\"auto, (max-width: 276px) 100vw, 276px\" \/><\/a><\/p>\n<p>Zaklju\u010dak analize pona\u0161anje materijala:<\/p>\n<p>Lepenka je zahvalniji materijal u pogledu fleksibilnosti i obrade materijala (lak\u0161e se se\u010de, ne ostaju veliki tragovi se\u010denja, elasti\u010dnija je te se lak\u0161e oblikuje, te\u017ee dolazi do preloma, lomljenja ili cepanja materijala&#8230;) me\u0111utim, na polju boje i teksture medijapan je bolji izbor.<\/p>\n<h2>Ispitivanje na\u010dina savijanja lepenke (wood folding):<\/h2>\n<p>Na osnovu prethodno pomenute analize za slede\u0107e istra\u017eivanje odabrana je lepenka.<\/p>\n<ul>\n<li>\n<div>Ukoliko plo\u010du zasecamo pravim linijama (bile one paralelne naspramnim ivicama plo\u010de ili ne) omogu\u0107i\u0107emo savijanje plo\u010de u pravcu koji je normaran na pravac zase\u010denih linija.<\/div>\n<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.10.51.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-20822\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.10.51-300x225.jpeg\" alt=\"22\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.10.51-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.10.51-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.10.51.jpeg 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<ul>\n<li>Izlomljene prave dozvoljavaju manji stepen savijanja u odnosu na neizlomljene prave (dolazi do listanja slojeva materijala ukoliko previ\u0161e savijamo plo\u010du).<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.05.46.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-20817\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.05.46-300x225.jpeg\" alt=\"savijanje1\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.05.46-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.05.46-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.05.46.jpeg 2000w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<ul>\n<li>U zavisnosti od gustine zase\u010denih linija plo\u010da \u0107e biti vi\u0161e ili manje fleksibilna. Ova osobina se mo\u017ee iskoristiti kada \u017eelimo posti\u0107i neki drugi oblik cilindra na primer, elipti\u010dni cilindar. Potrebno je gu\u0161\u0107e zarezati plo\u010du na mestima gde je potrebna ve\u0107a zakrivljenost figure.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-04.05.121.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-20820\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-04.05.121-300x225.jpeg\" alt=\"pore\u0111enje\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-04.05.121-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-04.05.121-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-04.05.121.jpeg 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<ul>\n<li>Na slede\u0107oj slici uo\u010di\u0107emo da iako zare\u017eemo plo\u010du krivama, plo\u010da \u0107e ponovo prilikom savijanja te\u017eiti geometrijskoj figuri cilindra, sve dok su krive ujedna\u010denog pravca (prva plo\u010da sa sllike). Plo\u010da \u0107e se slabije savijati u koliko je zarezujemo krivama. Na drugoj plo\u010di sa slike ise\u010deni su dublji prorezi\u00a0 \u0161to je omogu\u0107ilo ve\u0107u fleksibilnost, me\u0111utim ovakav pristup nije dobar jer se plo\u010da lako mo\u017ee raspasti zbog previ\u0161e tankih spojeva. Kod tre\u0107e plo\u010de se ne sti\u010de utisak da prilikom savijanja formira oblik cilindra jer je zase\u010dena krivama koje veoma odstupaju od originalnog pravolinijskog pravca zasecanja. Ovakav pristup je jedan od najefikasnijih jer ne zahteva velike pripreme i sadr\u017ei \u0161irok spektar oblika koji se mogu upotrebiti kako bi se stekao utisak da figura nije pravilan cilindar. Kako ne bi do\u0161lo do listanja delova plo\u010de i njenog raspadanja, potrebno je na napraviti prsten na krajevima plo\u010de sa prorezima koji su normalni na ivicu plo\u010de.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.48.212.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-20818\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.48.212-300x225.jpeg\" alt=\"krive\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.48.212-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.48.212-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.48.212.jpeg 2000w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.48.40.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-20819\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.48.40-300x225.jpeg\" alt=\"krive 2\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.48.40-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.48.40-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-03.48.40.jpeg 2000w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<ul>\n<li>Pretpostavka da se od ravne plo\u010de nekog krutog materijala, pomo\u0107u wood folding tehnike mo\u017ee formirati bilo kakva dvostruko zakrivljena povr\u0161 ili figura slobodne forme, nije ta\u010dna. Mog\u0107nost da povr\u0161 bude dvostruko zakrivljena isklju\u010divo zavisi od osobina materijala od kojih je povr\u0161 napravljena. Na slede\u0107em primeru vidimo da je lepenka bez proreza dovoljno elasti\u010dna da dobije isti oblik kao i plo\u010da sa prorezima.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.42.15.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-20823\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.42.15-300x225.jpeg\" alt=\"krive nasumi\u010dno\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.42.15-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.42.15-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.42.15.jpeg 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.42.14.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-20824\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.42.14-300x225.jpeg\" alt=\"nasumi\u010dne krive 2\" width=\"300\" height=\"225\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.42.14-300x225.jpeg 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.42.14-1024x768.jpeg 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/WhatsApp-Image-2024-07-11-at-05.42.14.jpeg 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>Drugi dokaz da pretpostavka nije ta\u010dna<\/p>\n<ul>\n<li>Koriste\u0107i tutorijal sa linka:\u00a0https:\/\/www.instructables.com\/Curved-Kerf-Bending-Part-2\/<\/li>\n<li>Modelovane su 2 razli\u010dite zakrivljene povr\u0161i. Prva dvostruko i druga jednostruko zakrivljena povr\u0161. U slu\u010daju dvostruko zakvljene povr\u0161i program je izbacio obave\u0161tenje da ne mo\u017ee verodostojno da razvije povr\u0161.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/Screenshot-2024-04-01-145832.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-19790 size-large\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/Screenshot-2024-04-01-145832-1024x508.png\" alt=\"Screenshot 2024-04-01 145832\" width=\"640\" height=\"317\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/Screenshot-2024-04-01-145832-1024x508.png 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/Screenshot-2024-04-01-145832-300x149.png 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/Screenshot-2024-04-01-145832.png 1521w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a>\u00a0Dvostruko zakrivljena povr\u0161, njena razvojna forma i \u0161ablon se\u010denja.<\/p>\n<p><a href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/Screenshot-2024-04-01-150418.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-19794 size-large\" src=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/Screenshot-2024-04-01-150418-1024x501.png\" alt=\"Screenshot 2024-04-01 150418\" width=\"640\" height=\"313\" srcset=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/Screenshot-2024-04-01-150418-1024x501.png 1024w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/Screenshot-2024-04-01-150418-300x146.png 300w, https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-content\/uploads\/2024\/04\/Screenshot-2024-04-01-150418.png 1481w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>Jednostruko zakrivljena povr\u0161, njena razvojna forma i \u0161ablon se\u010denja.<\/p>\n<p style=\"text-align: justify\"><!--more--><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ispitivanje pona\u0161anja materijala kroz razli\u010dite \u0161ablone zasecanja (wood folding) Uzorci plo\u010dice dimenzija 19x19cm (lepenke 2mm i medijapan 2,5mm) se zasecaju po istom \u0161ablonu i uporedno analiziraju. Glavni kriterijumi po kojima se ocenjuje kvalitet datog materijala : fleksibilnos materijala lako\u0107a obrade estetske karakteristike kori\u0161\u0107eni \u0161abloni: \u0161ablon 1 &#8211; vertikalni prorezi na 0,5 cm \u0161ablon 2- vertikalni&hellip; <a class=\"more-link\" href=\"https:\/\/www.arhns.uns.ac.rs\/givsf\/modelovanje-zakrivljenih-povrsi-i-njihova-fabrikacija-pomocu-kerf-bending-tehnike-savijanja-drveta-faza-2\/\">Continue reading <span class=\"screen-reader-text\">Modelovanje zakrivljenih povr\u0161i i njihova fabrikacija od lepenke &#8211; faza 2<\/span><\/a><\/p>\n","protected":false},"author":592,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[608],"tags":[],"coauthors":[574],"class_list":["post-19740","post","type-post","status-publish","format-standard","hentry","category-2324-radovi","entry"],"_links":{"self":[{"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/posts\/19740","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/users\/592"}],"replies":[{"embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/comments?post=19740"}],"version-history":[{"count":7,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/posts\/19740\/revisions"}],"predecessor-version":[{"id":20853,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/posts\/19740\/revisions\/20853"}],"wp:attachment":[{"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/media?parent=19740"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/categories?post=19740"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/tags?post=19740"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.arhns.uns.ac.rs\/givsf\/wp-json\/wp\/v2\/coauthors?post=19740"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}